JCB P3410-87: Level too high for aftertreatment 1 SCR catalyst DEF properties

The diagnostic code indicates that the level of the aftertreatment fluid, specifically for the first selective catalytic reduction (SCR) catalyst, is too high. This may affect the proper functioning of the emissions control system.

1. 1

   The level of the aftertreatment fluid in the reservoir

2. 2

   The sensor or system that monitors the fluid level

3. 3

   The component identified by this code

1. 1

   Check

   The level of the aftertreatment fluid in the reservoir to confirm if it is indeed above the recommended level.

2. 2

   Inspect

   The sensor or system that monitors the fluid level for any signs of malfunction or incorrect readings.

3. 3

   Adjust

   The level of the aftertreatment fluid if it is too high, following the manufacturer's guidelines.